【正文】 .........................6 產(chǎn)品規(guī)格 ........................................................................................................7 鋼種方案 .......................................................................................................7第 3 章 車間布置及主要設(shè)備的選擇 ..........................................................................9 車間布置及設(shè)備選用的原則 ..............................................................................9 主要設(shè)備的選擇 .................................................................................................9 除鱗設(shè)備 .......................................................................................................9 板坯寬度測壓設(shè)備 ......................................................................................10 軋制總道次的確定 ......................................................................................14 粗軋機(jī) ..........................................................................................................14 保溫裝置 ......................................................................................................17 精軋機(jī) ..........................................................................................................19 壓下裝置 ......................................................................................................23 活套裝置 .....................................................................................................24 卷取裝置 .....................................................................................................................25第 4 章 典型產(chǎn)品壓下規(guī)程設(shè)計 ................................................................................27 概述 ...................................................................................................................27 各道次出口厚度及壓下量的確定 ...................................................................28III / 116 粗軋機(jī)的壓下量分配原則 .........................................................................28 精軋機(jī)的壓下量分配原則 .........................................................................28 分配各道次壓下 .........................................................................................29 軋機(jī)咬入的校核 ...............................................................................................29 確定軋制速度制度 ...........................................................................................30 粗軋機(jī)速度制度 .........................................................................................30 精軋機(jī)速度制度 .........................................................................................31 加減速度的選擇 .........................................................................................32 確定軋制溫度制度 .........................................................................................33 粗軋各道次溫度確定 .................................................................................33 精軋各道次溫度確定 .................................................................................34 力能參數(shù)的計算 ...............................................................................................34 軋制力的計算和空載輥縫的設(shè)定 .............................................................34 軋制力矩的計算 .........................................................................................37 附加摩擦力矩的計算 .................................................................................39 空轉(zhuǎn)力矩的計算 .........................................................................................41 動力矩的計算 .............................................................................................43 板形控制技術(shù) ....................................................................................................44 層流冷卻對溫度的控制及大致的冷卻速率的確定 ........................................45第 5 章 軋輥強(qiáng)度和主電機(jī)能力的校核 ....................................................................47 軋輥強(qiáng)度的校核 ................................................................................................47 支撐輥的校核 .............................................................................................47 工作輥的校核 .............................................................................................49 工作輥與支撐輥間的接觸應(yīng)力 .................................................................51 主電機(jī)能力的校核 ...........................................................................................54 軋制過程中靜負(fù)荷圖的制定 .....................................................................54 主電機(jī)的校核 .............................................................................................56第 6 章 年產(chǎn)量的計算及軋制圖表 ............................................................................59 軋鋼機(jī)年產(chǎn)量的計算 ........................................................................................59 軋鋼機(jī)年產(chǎn)量的計算 .................................................................................59 軋鋼機(jī)平均小時產(chǎn)量的計算 .....................................................................60 軋鋼車間年產(chǎn)量的計算 .............................................................................61 軋鋼機(jī)工作圖表的制定 ...................................................................................61 軋制圖表的基本形式及其特征 .................................................................62 軋機(jī)工作圖表的制定 .................................................................................63第 7 章 輔助設(shè)備的選擇 ............................................................................................65 加熱爐的選擇 ...................................................................................................66 加熱能力的確定 .........................................................................................67 爐子數(shù)量的確定 .........................................................................................67 爐子尺寸的確定 .........................................................................................68 除磷裝置的選擇 ...............................................................................................69 除磷的必要性 .............................